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Dyes

C.I.Direct Blue 71

Chemical Name C.I.Direct Blue 71
C.I. No. 34140
CAS No. 4399-55-7
Structure C.I.Direct Blue 71
Specification

Molecular Formula : C40H23N7Na4O13S4

Molecular Weight : 1029.87

Shade : Blueish Grey Dull Blue;Non- Metal ; Neutral Flare

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